"Fri, 21 Jun 2024 15:59:25"
Convert date and time to unixtime.
Another datetime format string at UTC
YYYYMMDD
20240621
Only TIME
15:59:25
General datetime
2024-06-21 15:59:25Z
For Database
2024-06-21 15:59:25
For HTTP1.1
Fri, 21 Jun 2024 15:59:25 GMT